CN218845747U - Intelligent hydraulic horizontal pushing hydrogenation system - Google Patents
Intelligent hydraulic horizontal pushing hydrogenation system Download PDFInfo
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- CN218845747U CN218845747U CN202121086255.6U CN202121086255U CN218845747U CN 218845747 U CN218845747 U CN 218845747U CN 202121086255 U CN202121086255 U CN 202121086255U CN 218845747 U CN218845747 U CN 218845747U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
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Abstract
The utility model provides an intelligence hydraulic horizontal pushing hydrogenation system, including hydrogen storage tube bank car, hydraulic pressure hydrogen substation sled body and hydrogenation machine, hydrogen storage tube bank car communicates with hydraulic pressure hydrogen substation sled body and hydrogenation machine respectively, be provided with hydraulic pressure jacking device on the hydrogen storage tube bank car, be provided with hydrologic cycle subsystem and hydraulic pressure subsystem on the hydraulic pressure hydrogen substation sled body, hydraulic pressure subsystem is linked together with hydraulic pressure jacking device, installs a plurality of groups hydrogen storage cylinder group and hydrogen storage cylinder group in the hydrogen storage tube bank car and is linked together with hydrogen unloading high-pressure hose and notes return water high-pressure hose respectively through the control valve group that corresponds, and hydrogen unloading high-pressure hose communicates with the hydrogenation machine, notes return water high-pressure hose is linked together with the hydrologic cycle subsystem, and hydrologic cycle subsystem, hydraulic pressure subsystem and control valve group all are connected with the PLC control subsystem. The utility model discloses utilize clean water to replace traditional hydraulic oil to accomplish the automatic circulation operation of unloading in turn of tube bank car, whole resources are saved and the cost to pollution-free, it is convenient to maintain.
Description
Technical Field
The utility model relates to a hydrogenation's in hydrogenation substation technical field especially relates to intelligent hydraulic flat push hydrogenation system.
Background
Global warming and environmental deterioration are global and commonly faced serious problems, and in order to respond to national environmental protection policies, a sound green low-carbon circular development economic system is established, carbon peak reaching and carbon neutralization targets are ensured to be realized, and the use of hydrogen energy clean energy is more and more extensive. The urban taxies, buses and other public transportation are gradually changed to electric energy and hydrogen energy by using natural gas energy, the conventional natural gas hydraulic substation adopts a hydraulic pump to lift a natural gas tube bundle vehicle with a hydraulic jacking device by a certain elevation angle, then hydraulic oil is injected into a natural gas steel cylinder through the hydraulic pump, high-pressure natural gas is injected into the vehicle through a gas filling machine, a large amount of hydraulic oil is injected in the filling process by utilizing the hydraulic oil, the input cost is high, and the pollution condition exists.
SUMMERY OF THE UTILITY MODEL
Utilize hydraulic oil to annotate at present, the input cost is high, has the condition technical problem who pollutes, the utility model provides an intelligence hydraulic flat push hydrogenation system.
In order to solve the above problem, the technical scheme of the utility model is so realized:
intelligent hydraulic horizontal pushing hydrogenation system, including hydrogen storage tube bank car, hydraulic pressure hydrogen substation sled body and hydrogenation machine, hydrogen storage tube bank car communicates with hydraulic pressure hydrogen substation sled body and hydrogenation machine respectively, be provided with hydraulic pressure jacking device on the hydrogen storage tube bank car, be provided with water circulation subsystem and hydraulic pressure subsystem on the hydraulic pressure hydrogen substation sled body, hydraulic pressure subsystem is linked together with hydraulic pressure jacking device, installs a plurality of hydrogen storage cylinder groups in the hydrogen storage tube bank car and hydrogen storage cylinder group and is linked together with hydrogen high-pressure hose that unloads gas and annotate the return water high-pressure hose respectively through the control valve group that corresponds, and hydrogen high-pressure hose that unloads gas communicates with hydrogenation machine, and the return water high-pressure hose that annotates is linked together with water circulation subsystem, and water circulation subsystem, hydraulic pressure subsystem and control valve group all are connected with PLC control subsystem.
Preferably, the hydraulic subsystem includes batch oil tank, oiling pump and explosion-proof machine, and explosion-proof machine is connected with the oiling pump, and the oiling pump is linked together and oiling pump and batch oil tank all are linked together with hydraulic pressure jacking device with the batch oil tank, and explosion-proof machine is connected with PLC control subsystem.
Preferably, the water circulation subsystem comprises an air conditioning system, a water tank, a filter and a water injection pump, wherein the water injection pump is communicated with the water tank through the filter, and the water injection pump and the water tank are both communicated with a high-pressure water injection hose; and a liquid level detection device, a temperature detection device and a heating device are arranged in the water tank, and the air conditioning system, the water injection pump, the liquid level detection device, the temperature detection device and the heating device are all connected with the PLC control subsystem.
Preferably, the liquid level detection device comprises a liquid level meter, the temperature detection device comprises a temperature sensor, the heating device comprises a water tank heater, the liquid level meter, the temperature sensor and the water tank heater are all installed in the water tank, and the liquid level meter, the temperature sensor and the water tank heater are all connected with the PLC control subsystem.
Preferably, at least two groups of hydrogen storage bottle groups are installed in the hydrogen storage tube bundle vehicle, and the adjacent hydrogen storage bottle groups are communicated with the hydrogen gas discharging high-pressure hose and the water injection high-pressure hose through corresponding control valve groups.
Preferably, the hydrogen storage bottle group comprises at least two hydrogen storage bottles, and the hydrogen storage bottles are respectively communicated with the hydrogen gas discharging high-pressure hose and the water injection high-pressure hose through control valve groups.
Preferably, the hydrogen storage cylinder group is communicated with the high-pressure water-injection hose through a water injection branch and a water return branch, the water injection branch and the water return branch in the adjacent hydrogen storage cylinder group are correspondingly communicated, and the hydrogen storage cylinders in the hydrogen storage cylinder group are communicated with the high-pressure hydrogen-discharge hose, the water injection path and the water return branch; the control valve set comprises a main water injection valve, a main water return valve, a high-pressure water inlet pneumatic valve, a high-pressure water inlet ball valve, a high-pressure water return pneumatic valve and a high-pressure gas discharge ball valve, wherein the main water injection valve is arranged on a water injection branch, the main water return valve is arranged on a water return branch, the water return branch is communicated with the water injection branch, a water inlet of the hydrogen storage bottle is communicated with the water injection branch through the high-pressure water inlet ball valve and the high-pressure water inlet pneumatic valve, a water outlet of the hydrogen storage bottle is communicated with the water return branch through the high-pressure water return pneumatic valve, and the gas storage bottle is communicated with a high-pressure hydrogen discharge hose through the high-pressure gas discharge ball valve; and the water injection main valve, the water return main valve, the water inlet high-pressure pneumatic valve, the water inlet high-pressure ball valve, the water return high-pressure pneumatic valve and the gas discharge high-pressure ball valve are connected with the PLC control subsystem.
Preferably, the gas storage cylinder groups are communicated with a sewage pipeline through corresponding sewage valves, the tail ends of the exhaust pipelines are provided with main sewage valves, and the sewage valves and the main sewage valves are connected with the PLC control subsystem.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a tube bank car, fluid pressure type hydrogen substation sled body, air supply equipment, PLC electrical control system of transportation hydrogen that has hydraulic pressure jacking device. The pipe bundle vehicle filled with high-pressure hydrogen is connected with a hydraulic hydrogen substation prying body through a hydrogen gas unloading high-pressure hose and a water injection high-pressure hose, water is injected into a steel cylinder through the high-pressure hose by using a high-pressure water injection pump in the prying body, the high-pressure hydrogen is conveyed to a hydrogenation machine through a pipeline to be injected into the vehicle, the control of a pneumatic valve on the pipe bundle vehicle and the starting and stopping of a water injection pump of a water circulation subsystem are all controlled by a PLC (programmable logic controller) electrical control system, and manual intervention is not needed except for replacing the water injection high-pressure hose, the hydrogen injection high-pressure hose and a source control pipeline thereof;
2. the utility model adopts hydrogen to replace natural gas, the solubility of hydrogen in water is very small and can be almost ignored, and no reaction with water can be generated under high pressure state, and pure water is adopted as filling medium, so that the filling device has the obvious advantages of convenient material acquisition, low price and the like, and because water is greatly influenced by temperature change, heating and cooling measures are required to be added, and the normal filling of hydrogen is ensured;
3. the utility model discloses replace hydraulic oil as the medium, resources are saved and cost with clean water to it is pollution-free, it is convenient to maintain.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall connection of the present invention.
Fig. 2 is a schematic view of the internal piping of the pipe bundle cart in fig. 1.
In the figure, 1 is hydrogen storage tube bundle vehicle, 2 is an oil storage tank, 3 is an oil injection pump, 4 is an water injection pump, 5 is a filter, 6 is a water tank, 7 is a water injection main valve, 8 is a water return main valve, 9 is a water inlet high-pressure pneumatic valve, 10 is a water inlet high-pressure ball valve, 11 is a water return high-pressure pneumatic valve, 12 is an air discharge high-pressure ball valve, and 13 is a blow-off valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1, an intelligent hydraulic horizontal pushing hydrogenation system comprises a hydrogen storage tube bundle vehicle 1, a hydraulic hydrogen substation prying body and a hydrogenation machine, wherein the hydrogen storage tube bundle vehicle is respectively communicated with the hydraulic hydrogen substation prying body and the hydrogenation machine, the hydrogen storage tube bundle vehicle is provided with a hydraulic jacking device, the hydraulic hydrogen substation prying body is provided with a water circulation subsystem and a hydraulic subsystem, the hydraulic subsystem is communicated with the hydraulic jacking device, a plurality of groups of hydrogen storage cylinder groups are installed in the hydrogen storage tube bundle vehicle and are respectively communicated with a hydrogen gas discharging high-pressure hose and a water injection high-pressure hose through corresponding control valve groups, the hydrogen gas discharging high-pressure hose is communicated with the hydrogenation machine, the water injection high-pressure hose is communicated with the water circulation subsystem, the hydraulic subsystem and the control valve groups are all connected with a PLC control subsystem, water is injected into a steel cylinder through the high-pressure hose by using a high-pressure water injection pump in the prying body, and high-pressure hydrogen is conveyed to the hydrogenation machine through a pipeline to be injected into the vehicle.
The hydraulic subsystem includes batch oil tank 2, oiling pump 3 and explosion proof machine, and the explosion proof machine is connected with oiling pump 3, and oiling pump 3 is linked together and oiling pump 3 and batch oil tank 2 all are linked together with hydraulic jacking device with batch oil tank 2, and hydraulic jacking device includes hydraulic cylinder, utilizes hydraulic cylinder to drive the tube bank car and rises up certain angle, and the explosion proof machine is connected with PLC control subsystem.
The water circulation subsystem comprises an air conditioning system, a water tank 6, a filter 5 and a water injection pump 4, wherein the water injection pump 4 is communicated with the water tank 6 through the filter 5, and the water injection pump 4 and the water tank 6 are both communicated with a high-pressure hose for injecting water; the water tank is internally provided with a liquid level detection device, a temperature detection device and a heating device, the air conditioning system, the water injection pump, the liquid level detection device, the temperature detection device and the heating device are all connected with the PLC control subsystem, the liquid level detection device comprises a liquid level meter, the temperature detection device comprises a temperature sensor, the heating device comprises a water tank heater, the liquid level meter, the temperature sensor and the water tank heater are all arranged in the water tank, the liquid level meter, the temperature sensor and the water tank heater are all connected with the PLC control subsystem, and when the temperature is lower in winter, the heater starts the temperature rise of the water medium in the water tank to enable the water medium to be stabilized in a constant temperature range; when the temperature is higher in summer, the air conditioning system is started to ensure the temperature in the cabin, so that the temperature of water in the water tank is in a constant temperature range.
The hydrogen storage tube bundle vehicle is preferably provided with two groups of hydrogen storage bottle groups, each group of hydrogen storage bottle group comprises at least two hydrogen storage bottles, and the hydrogen storage bottles are respectively communicated with the hydrogen gas discharge high-pressure hose and the water injection high-pressure hose through the control valve group; the outlet ends of the gas discharging high-pressure valves at the front ends of all the steel cylinders are connected in series and then led to the rear ends to be used as high-pressure hydrogen outlets; the steel cylinders are divided into two groups AB, and after pneumatic valves of the two groups of steel cylinders are connected in series, the pneumatic valves are respectively used as a water injection inlet interface and a water return outlet interface; the gas storage cylinder groups are communicated with a sewage pipeline through corresponding sewage valves 13, the tail ends of the exhaust pipelines are provided with main sewage valves, the sewage valves and the main sewage valves are connected with the PLC subsystem, the outlets of the sewage valves of all the steel cylinders at the rear end are connected in series and then are used as a sewage collecting main pipeline, and the tail ends of the sewage collecting main pipeline are additionally provided with the main sewage valves; all the safety rupture disk outlets at the front end are led to the upper part of the tube bundle vehicle to be fixed in a centralized manner;
after the pipe bundle vehicle is in place, hydraulic oil is injected into the jacking device through an oil injection pump in the skid-mounted substation, so that the pipe bundle vehicle is lifted up at a certain angle. Then the hydrogen discharging high-pressure hose, the water injection high-pressure hose and the control gas source pipeline are respectively connected. The first steel bottle water injection of A group is through the high pressure water injection pump, carry the hydrogenation machine through unloading hydrogen high pressure hose with hydrogen in the steel bottle, when the water tank level gauge detects that hydrogen is about to consume in the first steel bottle of A group and finishes, switching-over valve system automatic switch-over (a set of steel bottle water injection valve and two sets of steel bottle return water valves are closed, two sets of steel bottle water injection valves are opened and a set of steel bottle return water valve is opened), the high pressure hydrogen valve of the first steel bottle of A group can be closed to electrical control system, open the high pressure hydrogen valve and the water injection valve of the first steel bottle of B group, when the level gauge detects A group's return water and finishes, close the return water valve of the first steel bottle of A group. Working cyclically in this manner. And scheduling is well carried out according to the residual hydrogen amount in the tube bundle vehicle, and a second tube bundle vehicle is supplemented in time to ensure uninterrupted operation hydrogenation.
As shown in fig. 2, the hydrogen storage cylinder groups are communicated with the high-pressure water-injection hose through the water injection branch and the water return branch, the water injection branch and the water return branch in the adjacent hydrogen storage cylinder groups are correspondingly communicated, and the hydrogen storage cylinders in the hydrogen storage cylinder groups are communicated with the high-pressure hydrogen-discharging hose, the water injection path and the water return branch; the control valve set comprises a water injection main valve 7, a water return main valve 8, a water inlet high-pressure pneumatic valve 9, a water inlet high-pressure ball valve 10, a water return high-pressure pneumatic valve 11 and an air discharge high-pressure ball valve 12, wherein the water injection main valve 7 is arranged on a water injection branch, the water return main valve 8 is arranged on the water return branch, a water return branch is communicated with the water injection branch, a water inlet of a hydrogen storage bottle is communicated with the water injection branch through the water inlet high-pressure ball valve and the water inlet high-pressure pneumatic valve, a water outlet of the hydrogen storage bottle is communicated with the water return branch through the water return high-pressure pneumatic valve, and a gas storage bottle is communicated with a hydrogen discharge high-pressure hose through the air discharge high-pressure ball valve; the water injection main valve, the water return main valve, the water inlet high-pressure pneumatic valve, the water inlet high-pressure ball valve, the water return high-pressure pneumatic valve and the gas discharge high-pressure ball valve are all connected with the PLC control subsystem, the control of the pneumatic valve on the tube bundle vehicle and the start and stop of the water injection pump of the hydraulic substation are all controlled by the PLC electrical control system, and manual intervention is not needed except for replacement of the water injection high-pressure hose, the hydrogen injection high-pressure hose and the source control pipeline.
The utility model discloses an operating method, including following step:
s1, after a pipe bundle vehicle is in place, firstly, hydraulic oil is injected into a hydraulic jacking device by using an oil injection pump in a hydraulic subsystem, the hydraulic jacking device lifts the top of the pipe bundle vehicle to form a certain elevation angle, and then the pipe bundle vehicle is respectively connected with a hydrogen gas unloading high-pressure hose and a water injection high-pressure hose;
s2, controlling a water injection pump to start to inject water into a first gas storage bottle in the first group of hydrogen storage bottle groups through a PLC (programmable logic controller) control subsystem, simultaneously opening a water injection main valve of a water injection branch of the first group of hydrogen storage bottle groups and a water inlet high-pressure pneumatic valve, a water inlet high-pressure ball valve and an air discharge high-pressure ball valve on the first gas storage bottle, and adding hydrogen in the first gas storage bottle into the hydrogenation machine through a hydrogen discharge high-pressure hose by using high-pressure water;
s3, according to the step S2, after the liquid level meter in the water tank detects that the water level drops to a certain height, hydrogen in the first gas cylinder is about to be consumed, the PLC control system controls the water inlet high-pressure pneumatic valve, the gas discharge high-pressure ball valve and the water return high-pressure pneumatic valve of the second gas cylinder to be closed, the water return high-pressure pneumatic valve on the first gas cylinder and the water return main valve on the water return branch are opened, the first gas cylinder starts water return, and after the liquid level meter in the water tank detects that the water level rises to a certain height, the PLC control system controls the water return high-pressure ball valve and the water injection main valve on the first gas cylinder to be closed until the gas discharge of the first gas cylinder in the first group of gas cylinders is finished;
s4, according to the fact that after the first gas storage bottle in the step S3 is unloaded, the PLC control system controls a water injection main valve of a water injection branch in the second group of gas storage bottle groups, a gas unloading high-pressure ball valve, a water inlet high-pressure pneumatic valve and a water inlet high-pressure ball valve on the first gas storage bottle to be opened, and gas unloading operation of the first gas storage bottle in the second group of gas storage bottle groups is started;
s5, according to the step S4, when the liquid level meter in the water tank detects that the water level drops to a certain height, hydrogen in a first gas cylinder in a second gas cylinder group is about to be consumed, the PLC control system controls a water inlet high-pressure pneumatic valve, a gas discharge high-pressure ball valve and a water return high-pressure pneumatic valve of the second gas cylinder to be closed, the water return high-pressure pneumatic valve on the first gas cylinder and a water return main valve on a water return branch are opened, the first gas cylinder starts to return water, when the liquid level meter in the water tank detects that the water level rises to a certain height, the PLC control system controls the water return high-pressure ball valve and the water injection main valve on the first gas cylinder to be closed, and the gas discharge of the first gas cylinder in the second gas cylinder group is finished;
and S6, repeating the steps S2 to S5 to alternately and circularly complete the gas unloading work of the two gas storage bottle groups.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An intelligent hydraulic horizontal pushing hydrogenation system comprises a hydrogen storage tube bundle vehicle, a hydraulic hydrogen substation prying body and a hydrogenation machine, wherein the hydrogen storage tube bundle vehicle is respectively communicated with the hydraulic hydrogen substation prying body and the hydrogenation machine.
2. The intelligent hydraulic horizontal pushing hydrogenation system according to claim 1, wherein the hydraulic subsystem comprises an oil storage tank, an oil injection pump and an explosion-proof motor, the explosion-proof motor is connected with the oil injection pump, the oil injection pump is communicated with the oil storage tank, the oil injection pump and the oil storage tank are both communicated with the hydraulic jacking device, and the explosion-proof motor is connected with the PLC control subsystem.
3. The intelligent hydraulic horizontal pushing hydrogenation system as claimed in claim 1, wherein the water circulation subsystem comprises an air conditioning system, a water tank, a filter and a water injection pump, the water injection pump is communicated with the water tank through the filter, and the water injection pump and the water tank are both communicated with a high-pressure hose for injecting water; and a liquid level detection device, a temperature detection device and a heating device are installed in the water tank, and the air conditioning system, the water injection pump, the liquid level detection device, the temperature detection device and the heating device are all connected with the PLC control subsystem.
4. The intelligent hydraulic horizontal pushing hydrogenation system as claimed in claim 3, wherein the liquid level detection device comprises a liquid level meter, the temperature detection device comprises a temperature sensor, the heating device comprises a water tank heater, the liquid level meter, the temperature sensor and the water tank heater are all installed in the water tank, and the liquid level meter, the temperature sensor and the water tank heater are all connected with the PLC control subsystem.
5. The intelligent hydraulic horizontal pushing hydrogenation system as claimed in claim 1, wherein at least two groups of hydrogen storage cylinder groups are installed in the hydrogen storage tube bundle vehicle, and the adjacent hydrogen storage cylinder groups are communicated with the hydrogen gas unloading high-pressure hose and the water injection high-pressure hose through corresponding control valve groups.
6. The intelligent hydraulic horizontal pushing hydrogenation system as claimed in claim 5, wherein the hydrogen storage cylinder group comprises at least two hydrogen storage cylinders, and the hydrogen storage cylinders are respectively communicated with the hydrogen gas discharging high-pressure hose and the water injection high-pressure hose through control valve groups.
7. The intelligent hydraulic horizontal pushing hydrogenation system as claimed in claim 6, wherein the hydrogen storage cylinder groups are communicated with the water injection high-pressure hose through a water injection branch and a water return branch, the water injection branch and the water return branch in the adjacent hydrogen storage cylinder groups are correspondingly communicated, and the hydrogen storage cylinders in the hydrogen storage cylinder groups are communicated with the hydrogen gas discharge high-pressure hose, the water injection path and the water return branch; the control valve set comprises a water injection main valve, a water return main valve, a water inlet high-pressure pneumatic valve, a water inlet high-pressure ball valve, a water return high-pressure pneumatic valve and a gas discharge high-pressure ball valve, wherein the water injection main valve is arranged on a water injection branch, the water return main valve is arranged on a water return branch, the water return branch is communicated with the water injection branch, a water inlet of the hydrogen storage bottle is communicated with the water injection branch through the water inlet high-pressure ball valve and the water inlet high-pressure pneumatic valve, a water outlet of the hydrogen storage bottle is communicated with the water return branch through the water return high-pressure pneumatic valve, and the gas storage bottle is communicated with a hydrogen gas discharge high-pressure hose through the gas discharge high-pressure ball valve; and the water injection main valve, the water return main valve, the water inlet high-pressure pneumatic valve, the water inlet high-pressure ball valve, the water return high-pressure pneumatic valve and the gas discharge high-pressure ball valve are connected with the PLC control subsystem.
8. The intelligent hydraulic horizontal pushing hydrogenation system as claimed in claim 1, 5, 6 or 7, wherein the hydrogen storage cylinder groups are all communicated with the blowdown pipeline through corresponding blowdown valves, a blowdown main valve is installed at the tail end of the exhaust pipeline, and the blowdown valves and the blowdown main valve are all connected with the PLC control subsystem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121086255.6U CN218845747U (en) | 2021-05-20 | 2021-05-20 | Intelligent hydraulic horizontal pushing hydrogenation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121086255.6U CN218845747U (en) | 2021-05-20 | 2021-05-20 | Intelligent hydraulic horizontal pushing hydrogenation system |
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| CN218845747U true CN218845747U (en) | 2023-04-11 |
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| CN202121086255.6U Active CN218845747U (en) | 2021-05-20 | 2021-05-20 | Intelligent hydraulic horizontal pushing hydrogenation system |
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2021
- 2021-05-20 CN CN202121086255.6U patent/CN218845747U/en active Active
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